eBay vs LinkedIn Interview Questions
eBay lists 62 LeetCode interview questions while LinkedIn lists 141. They share 12 problems — 19% of eBay's bank and 9% of LinkedIn's. Focus on the overlap first, then drill into 50 eBay-only and 129 LinkedIn-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 12 overlapping problems first. These are the highest-yield questions for candidates interviewing at both eBay and LinkedIn.
Step 2 — Company-specific depth: Add eBay-specific problems like Remove One Element to Make the Array Strictly Increasing, Alternating Digit Sum, Partition Equal Subset Sum and LinkedIn-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: eBay skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
12 Shared Questions
High-priority problems to practice for both eBay and LinkedIn.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Two Sum | Easy |
| Number of Islands | Medium |
| Word Ladder | Hard |
| Pow(x, n) | Medium |
| Merge Intervals | Medium |
| Valid Parentheses | Easy |
| Longest Palindromic Substring | Medium |
| Kth Largest Element in an Array | Medium |
| Merge k Sorted Lists | Hard |
| Longest Substring Without Repeating Characters | Medium |
| Product of Array Except Self | Medium |
Unique to eBay (50)
Problems in eBay's list that do not appear at LinkedIn.
| Problem | Difficulty |
|---|---|
| Remove One Element to Make the Array Strictly Increasing | Easy |
| Alternating Digit Sum | Easy |
| Partition Equal Subset Sum | Medium |
| Binary Gap | Easy |
| Minimize Maximum Pair Sum in Array | Medium |
| Minimum Window Subsequence | Hard |
| Design Skiplist | Hard |
| Subtree of Another Tree | Easy |
| Spiral Matrix | Medium |
| Top K Frequent Elements | Medium |
| Open the Lock | Medium |
| Binary Tree Cameras | Hard |
Unique to LinkedIn (129)
Problems in LinkedIn's list that do not appear at eBay.
| Problem | Difficulty |
|---|---|
| Max Stack | Hard |
| Nested List Weight Sum II | Medium |
| All O`one Data Structure | Hard |
| Find the Celebrity | Medium |
| Nested List Weight Sum | Medium |
| Design Authentication Manager | Medium |
| Find Leaves of Binary Tree | Medium |
| Shortest Word Distance II | Medium |
| Maximum Subarray | Medium |
| Max Consecutive Ones III | Medium |
| Maximum Product Subarray | Medium |
| Can Place Flowers | Easy |
Frequently Asked Questions
How many LeetCode questions do eBay and LinkedIn share?
eBay and LinkedIn share 12 LeetCode interview questions. 50 problems appear only in eBay's list and 129 appear only in LinkedIn's list.
What topics overlap most between eBay and LinkedIn?
The most common shared topics between eBay and LinkedIn are Array (5 shared questions), Hash Table (4 shared questions), String (4 shared questions), Linked List (2 shared questions), Breadth-First Search (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: eBay or LinkedIn?
eBay has 10 Easy, 39 Medium, and 13 Hard questions. LinkedIn has 25 Easy, 90 Medium, and 26 Hard questions. eBay has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both eBay and LinkedIn?
Start with the 12 shared problems since they cover what both companies ask most often. Then add 20 eBay-specific and 20 LinkedIn-specific questions to round out your prep.